|Interior Finish (vapor permeable)||-||-|
|Interior Gypsum Board (Type X)||-||-|
|Metal Stud (18 GA. Min. @16” O.C.)||-||-|
|Stud Cavity Insulation (Optional)||Dow||2" Styrofoam SPF CM-2030|
|Exterior Gypsum Sheathing*||-||-|
|Self Adhered Air/Water/Vapor Barrier**||Carlisle||705 FR-A|
|Continuous Insulation**||Dow||2" Thermax Sheathing|
|Cladding Attachment System**||Knight Wall||HCI System|
|Fiber Cement Cladding**||SVK||Colormat|
* For a 1 hour fire rating change Exterior Gypsum Sheathing to Fire Rated Exterior Gypsum Sheathing.
** Product recommendations are based on Type I-IV construction requiring NFPA 285 assembly acceptance criteria compliance per IBC Sections 1403.5 & 2603.5.
(proposed clear wall U-Factors are approximately 2% | 25% better than code and have 94% | 71% thermal effectiveness)
|Design R-Value: a||R-13 + R-7.5ci||R-13ci | R-12.8 + R-13ci|
|Total R-Value:||N/A||R-17.43 | R-30.23|
|Effective R-Value:c||N/A||R-16.35 | R-21.47|
|Design U-Factor: a, b||U-0.064||U-0.063 | U-0.048|
|Effective U-Factor: c||N/A||U-0.061 | U-0.047|
|Assembly Air Permeability||0.04 cfm/ft2 @75Pa||0.0014 cfm/ft2 @75Pa|
a Clear wall meets energy code thermal requirements without stud cavity insulation.
b Clear wall U-Factor is based on the stud size & spacing noted above and is calculated per IECC 2015 & ASHRAE 90.1-2013 Appendix A.
c Clear wall effective thermal performance is based on the stud size & spacing noted above, manufacturer literature and industry studies on the thermal performance of facades.
Contact PACE Representatives to develop a custom wall BODs, specifications and details to meet your project specific performance requirements and design conditions.
|Basis of Design||Guide Specifications||Guide Details|